3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class Foo { const K_PATH = "world"; const PDF_GO = "hello"; } class Bar { protected $Conf; public function __constructor($config) { $this->Conf = $config; } public function say(){ echo "We are the " . constant($this->Conf . 'K_PATH'); } } $foo = new Foo(); $bar = new Bar($foo); $bar->say();
based on Bd9Hv
Output for 5.0.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
Warning: constant(): Couldn't find constant K_PATH in /in/nN2JL on line 20 We are the
Output for hhvm-3.10.0

Process exited with code 153.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_CONST, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/nN2JL on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_CONST, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/nN2JL on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/nN2JL on line 5
Process exited with code 255.